[INFO] updating cached repository anna-liao/writeLED-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anna-liao/writeLED-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anna-liao/writeLED-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/anna-liao/writeLED-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/anna-liao/writeLED-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anna-liao/writeLED-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anna-liao/writeLED-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anna-liao/writeLED-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 55f979b173bbaf9c7355aeaca1f743dad1f3a566
[INFO] sha for GitHub repo anna-liao/writeLED-rs: 55f979b173bbaf9c7355aeaca1f743dad1f3a566
[INFO] validating manifest of anna-liao/writeLED-rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of anna-liao/writeLED-rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing anna-liao/writeLED-rs
[INFO] finished frobbing anna-liao/writeLED-rs
[INFO] frobbed toml for anna-liao/writeLED-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/anna-liao/writeLED-rs/Cargo.toml
[INFO] started frobbing anna-liao/writeLED-rs
[INFO] finished frobbing anna-liao/writeLED-rs
[INFO] frobbed toml for anna-liao/writeLED-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anna-liao/writeLED-rs/Cargo.toml
[INFO] crate anna-liao/writeLED-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing anna-liao/writeLED-rs against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anna-liao/writeLED-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 69462c8c16ad9c148524529ae767c32ffaffdc0d8f2bfc362a0b340a176f0374
[INFO] running `"docker" "start" "-a" "69462c8c16ad9c148524529ae767c32ffaffdc0d8f2bfc362a0b340a176f0374"`
[INFO] [stderr]    Compiling findfile v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn try_main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "69462c8c16ad9c148524529ae767c32ffaffdc0d8f2bfc362a0b340a176f0374"`
[INFO] running `"docker" "rm" "-f" "69462c8c16ad9c148524529ae767c32ffaffdc0d8f2bfc362a0b340a176f0374"`
[INFO] [stdout] 69462c8c16ad9c148524529ae767c32ffaffdc0d8f2bfc362a0b340a176f0374
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anna-liao/writeLED-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4b1e1953b982c486b834d4d323b157765f5b7f4bf5a701025287e92428aed8af
[INFO] running `"docker" "start" "-a" "4b1e1953b982c486b834d4d323b157765f5b7f4bf5a701025287e92428aed8af"`
[INFO] [stderr]    Compiling findfile v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn try_main() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "4b1e1953b982c486b834d4d323b157765f5b7f4bf5a701025287e92428aed8af"`
[INFO] running `"docker" "rm" "-f" "4b1e1953b982c486b834d4d323b157765f5b7f4bf5a701025287e92428aed8af"`
[INFO] [stdout] 4b1e1953b982c486b834d4d323b157765f5b7f4bf5a701025287e92428aed8af
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anna-liao/writeLED-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3bb68374d2127f0eaeb0c3746c26fdd9b591318e89136ba21c57dd42a7e74c45
[INFO] running `"docker" "start" "-a" "3bb68374d2127f0eaeb0c3746c26fdd9b591318e89136ba21c57dd42a7e74c45"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/findfile-9f6a0001e4cba99d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3bb68374d2127f0eaeb0c3746c26fdd9b591318e89136ba21c57dd42a7e74c45"`
[INFO] running `"docker" "rm" "-f" "3bb68374d2127f0eaeb0c3746c26fdd9b591318e89136ba21c57dd42a7e74c45"`
[INFO] [stdout] 3bb68374d2127f0eaeb0c3746c26fdd9b591318e89136ba21c57dd42a7e74c45